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Procedures for Detection and Quantitation

Federal Advisory Committee on Detection and Quantitation for Uses in Clean Water Act Programs

Meeting #8 (teleconference)

Wednesday, July 25th, 2007; 1:00PM EDT (10:00AM PDT) to 4:00PM EDT (1:00PM PDT)

The conference call-in number is 1-866-299-3188; the participant code is 202 566-1045#.

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Final Meeting Summary (PDF) (10 pages, 47K)

Agenda

The purposes of this teleconference meeting are to:

  1. Hear the Policy Work Group's recommendation on the removal of a National Detection Limit (DLnat) from the Uses Document and for the Committee to vote on this recommendation;
  2. Review and discuss the Policy Work Group's revisions of the Uses Document;
  3. Complete the vote on one remaining Decision from Meeting #7: Measurement Quality Objectives (MQOs) for Future Promulgation of Methods; and
  4. Hear status reports from Work Groups and provide direction to them as appropriate.
Teleconference: Wednesday, July 25, 2007, 1:00PM to 4:00PM (EDT)
Time Topics Materials
1:00PM Welcome, Meeting Purpose, Agenda Review, and Introductions
1:10PM Conference Call Protocols and Ground Rules on Voting Protocols, Groundrules, & Voting
1:15PM Discussion of Removing DLnat from the Uses Document
  • Policy Work Group Recommendation and Rationale
  • Discussion
 Uses Doc with DLnat Deleted (PDF) (8 pages, 61K)
1:30PM Discussion of Revised Uses Document
  • Policy Work Group Presentation of and Rationale for Revisions
  • Questions, Responses, and Discussion
 Revised Uses 7-18-07 (PDF) (6 pages, 41K)
2:30PM Committee Decisions
  • Decision on removal of DLnat from the Uses Document
  • Committee Direction to Policy Work Group on Uses Document
3:00PM Uses Recommendation on MQOs for Future Promulgation of Methods

The FACDQ recommends, for future method promulgation, that target MQOs for Data Quality Indicators (DQIs), such as Precision, Accuracy, Method Specified Qualitative Identification, and False Negative error rates derived from the Data Quality Objectives (DQO) process, be established for Quantitation Limits in Part 136. If the target MQOs cannot be met, EPA may promulgate with rationale.

  • Straw Vote: 9 Agree, 9 Not Opposed, 0 Disagree (6/8/07 AM)
  • Vote on MQOs for Future Promulgation of Methods
 Final Decisions From FACDQ #7 (PDF) (11 pages, 121K)
3:15PM Status Reports
  • Policy
    • Verification
    • Matrix Effects
  • Implementation
  • Final Report
  • Technical
    • Procedures Strike Team
3:45PM Public Comment
3:50PM Wrap-up, Decision on August 28, 2007 FACDQ Teleconference Meeting and Agenda Items (if appropriate), and Next Steps for the September 19–21 FACDQ Meeting in Arlington, VA
4:00PM ADJOURN

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